Emerson 300 Manuel D’Utilisation
Nameplate
The Transfer Switch nameplate includes data for
each specific ASCO Series 300 ATS. Use the ATS
only within the limits shown on this nameplate.
Catalog Number Identification
A typical Catalog Number is shown below with its
elements explained. The example is for a Series 300
ATS with switched neutral, 3 pole, 600 ampere,
480 V, in a Type 1 enclosure:
J 300
B
3
600
N
1
C
Phase Poles
Neutral
C
– overlapping
Amperes
Voltage
Controller
Enclosure
B
– switched
1
– standard
G
– type 4
C
– type 1
F
– type 3R
L
– type 12
3
– three Ø
2
– single Ø
D
220
C
208
E
230
K
415
M
460
J
400
L
440
N
480
F
240
H
380
Q
575
R
600
600
blank – solid
blank – open type
1X
– if
accessories
ordered
ordered
terminal block TB
for engine start
and switch
position contacts
Transfer
Switch
Controller
power
connections
power
connections
membrane
controls
600 ampere. size in typical enclosure with location of customer connections
neutral
connections
neutral
connections